Audio speaker



FIG. 1 is a front perspective view of an audio speaker showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left-side view thereof;

FIG. 5 is a right-side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof; and,

FIG. 8 is a cross-sectional view taken along the line 8-8- of FIG. 2, wherein a central unit of the audio speaker has been shown enlarged and with the surrounding broken lines removed for clarity of illustration.

The broken lines immediately adjacent the shaded areas represent the bounds of the claimed design while all other broken lines are included for the purpose of illustrating portions of the audio speaker; the broken lines form no part of the claimed design. 

CLAIM The ornamental design for an audio speaker, as shown and described. 